package oop.demo02;
//学生类
public class Student {
    //属性：字段
    String name;        //默认null
    int age;            //默认0

    //方法
    public void study(){
        System.out.println(this.name+"在学习");
    }
}
/*
    public static void main(String[] args) {

        //类：抽象的，需要实例化
        //类实例化后会返回一个自己的对象！
        //student对象就是Student类的具体实例
        Student student = new Student();
        Student xiaoming = new Student();
        Student xh = new Student();
        xiaoming.name="小明";
        xiaoming.age=3;
        System.out.println(xiaoming.name);
        System.out.println(xiaoming.age);
    }
}

*/